2498265540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{730487}}^1$

素因数の和:730521

約数の個数: 72

約数和(自身を含む): 7976928960

約数和(自身を除く): 5478663420

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, 730487, 1460974, 2191461, 2921948, 3652435, 4382922, 6574383, 7304870, 8765844, 10957305, 13148766, 13879253, 14609740, 21914610, 26297532, 27758506, 32871915, 41637759, 43829220, 55517012, 65743830, 69396265, 83275518, 124913277, 131487660, 138792530, 166551036, 208188795, 249826554, 277585060, 416377590, 499653108, 624566385, 832755180, 1249132770, 2498265540]

約数ペア:

[(1, 2498265540), (2, 1249132770), (3, 832755180), (4, 624566385), (5, 499653108), (6, 416377590), (9, 277585060), (10, 249826554), (12, 208188795), (15, 166551036), (18, 138792530), (19, 131487660), (20, 124913277), (30, 83275518), (36, 69396265), (38, 65743830), (45, 55517012), (57, 43829220), (60, 41637759), (76, 32871915), (90, 27758506), (95, 26297532), (114, 21914610), (171, 14609740), (180, 13879253), (190, 13148766), (228, 10957305), (285, 8765844), (342, 7304870), (380, 6574383), (570, 4382922), (684, 3652435), (855, 2921948), (1140, 2191461), (1710, 1460974), (3420, 730487)]