20196370920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{37409}}^1$

素因数の和:37843

約数の個数: 128

約数和(自身を含む): 66260592000

約数和(自身を除く): 46064221080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 409, 440, 660, 818, 1227, 1320, 1636, 2045, 2454, 3272, 4090, 4499, 4908, 6135, 8180, 8998, 9816, 12270, 13497, 16360, 17996, 22495, 24540, 26994, 35992, 37409, 44990, 49080, 53988, 67485, 74818, 89980, 107976, 112227, 134970, 149636, 179960, 187045, 224454, 269940, 299272, 374090, 411499, 448908, 539880, 561135, 748180, 822998, 897816, 1122270, 1234497, 1496360, 1645996, 2057495, 2244540, 2468994, 3291992, 4114990, 4489080, 4937988, 6172485, 8229980, 9875976, 12344970, 15300281, 16459960, 24689940, 30600562, 45900843, 49379880, 61201124, 76501405, 91801686, 122402248, 153002810, 168303091, 183603372, 229504215, 306005620, 336606182, 367206744, 459008430, 504909273, 612011240, 673212364, 841515455, 918016860, 1009818546, 1346424728, 1683030910, 1836033720, 2019637092, 2524546365, 3366061820, 4039274184, 5049092730, 6732123640, 10098185460, 20196370920]

約数ペア:

[(1, 20196370920), (2, 10098185460), (3, 6732123640), (4, 5049092730), (5, 4039274184), (6, 3366061820), (8, 2524546365), (10, 2019637092), (11, 1836033720), (12, 1683030910), (15, 1346424728), (20, 1009818546), (22, 918016860), (24, 841515455), (30, 673212364), (33, 612011240), (40, 504909273), (44, 459008430), (55, 367206744), (60, 336606182), (66, 306005620), (88, 229504215), (110, 183603372), (120, 168303091), (132, 153002810), (165, 122402248), (220, 91801686), (264, 76501405), (330, 61201124), (409, 49379880), (440, 45900843), (660, 30600562), (818, 24689940), (1227, 16459960), (1320, 15300281), (1636, 12344970), (2045, 9875976), (2454, 8229980), (3272, 6172485), (4090, 4937988), (4499, 4489080), (4908, 4114990), (6135, 3291992), (8180, 2468994), (8998, 2244540), (9816, 2057495), (12270, 1645996), (13497, 1496360), (16360, 1234497), (17996, 1122270), (22495, 897816), (24540, 822998), (26994, 748180), (35992, 561135), (37409, 539880), (44990, 448908), (49080, 411499), (53988, 374090), (67485, 299272), (74818, 269940), (89980, 224454), (107976, 187045), (112227, 179960), (134970, 149636)]