15803820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4621}}^1$

素因数の和:4655

約数の個数: 72

約数和(自身を含む): 50472240

約数和(自身を除く): 34668420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 4621, 9242, 13863, 18484, 23105, 27726, 41589, 46210, 55452, 69315, 83178, 87799, 92420, 138630, 166356, 175598, 207945, 263397, 277260, 351196, 415890, 438995, 526794, 790191, 831780, 877990, 1053588, 1316985, 1580382, 1755980, 2633970, 3160764, 3950955, 5267940, 7901910, 15803820]

約数ペア:

[(1, 15803820), (2, 7901910), (3, 5267940), (4, 3950955), (5, 3160764), (6, 2633970), (9, 1755980), (10, 1580382), (12, 1316985), (15, 1053588), (18, 877990), (19, 831780), (20, 790191), (30, 526794), (36, 438995), (38, 415890), (45, 351196), (57, 277260), (60, 263397), (76, 207945), (90, 175598), (95, 166356), (114, 138630), (171, 92420), (180, 87799), (190, 83178), (228, 69315), (285, 55452), (342, 46210), (380, 41589), (570, 27726), (684, 23105), (855, 18484), (1140, 13863), (1710, 9242), (3420, 4621)]