1748354920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{569}}^1$

素因数の和:923

約数の個数: 128

約数和(自身を含む): 4481568000

約数和(自身を除く): 2733213080

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 311, 380, 494, 520, 569, 622, 760, 988, 1138, 1235, 1244, 1555, 1976, 2276, 2470, 2488, 2845, 3110, 4043, 4552, 4940, 5690, 5909, 6220, 7397, 8086, 9880, 10811, 11380, 11818, 12440, 14794, 16172, 20215, 21622, 22760, 23636, 29545, 29588, 32344, 36985, 40430, 43244, 47272, 54055, 59090, 59176, 73970, 76817, 80860, 86488, 108110, 118180, 140543, 147940, 153634, 161720, 176959, 216220, 236360, 281086, 295880, 307268, 353918, 384085, 432440, 562172, 614536, 702715, 707836, 768170, 884795, 1124344, 1405430, 1415672, 1536340, 1769590, 2300467, 2810860, 3072680, 3362221, 3539180, 4600934, 5621720, 6724442, 7078360, 9201868, 11502335, 13448884, 16811105, 18403736, 23004670, 26897768, 33622210, 43708873, 46009340, 67244420, 87417746, 92018680, 134488840, 174835492, 218544365, 349670984, 437088730, 874177460, 1748354920]

約数ペア:

[(1, 1748354920), (2, 874177460), (4, 437088730), (5, 349670984), (8, 218544365), (10, 174835492), (13, 134488840), (19, 92018680), (20, 87417746), (26, 67244420), (38, 46009340), (40, 43708873), (52, 33622210), (65, 26897768), (76, 23004670), (95, 18403736), (104, 16811105), (130, 13448884), (152, 11502335), (190, 9201868), (247, 7078360), (260, 6724442), (311, 5621720), (380, 4600934), (494, 3539180), (520, 3362221), (569, 3072680), (622, 2810860), (760, 2300467), (988, 1769590), (1138, 1536340), (1235, 1415672), (1244, 1405430), (1555, 1124344), (1976, 884795), (2276, 768170), (2470, 707836), (2488, 702715), (2845, 614536), (3110, 562172), (4043, 432440), (4552, 384085), (4940, 353918), (5690, 307268), (5909, 295880), (6220, 281086), (7397, 236360), (8086, 216220), (9880, 176959), (10811, 161720), (11380, 153634), (11818, 147940), (12440, 140543), (14794, 118180), (16172, 108110), (20215, 86488), (21622, 80860), (22760, 76817), (23636, 73970), (29545, 59176), (29588, 59090), (32344, 54055), (36985, 47272), (40430, 43244)]