201907420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 501935616

約数和(自身を除く): 300028196

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 227, 260, 286, 311, 454, 572, 622, 715, 908, 1135, 1244, 1430, 1555, 2270, 2497, 2860, 2951, 3110, 3421, 4043, 4540, 4994, 5902, 6220, 6842, 8086, 9988, 11804, 12485, 13684, 14755, 16172, 17105, 20215, 24970, 29510, 32461, 34210, 40430, 44473, 49940, 59020, 64922, 68420, 70597, 80860, 88946, 129844, 141194, 162305, 177892, 222365, 282388, 324610, 352985, 444730, 649220, 705970, 776567, 889460, 917761, 1411940, 1553134, 1835522, 3106268, 3671044, 3882835, 4588805, 7765670, 9177610, 10095371, 15531340, 18355220, 20190742, 40381484, 50476855, 100953710, 201907420]

約数ペア:

[(1, 201907420), (2, 100953710), (4, 50476855), (5, 40381484), (10, 20190742), (11, 18355220), (13, 15531340), (20, 10095371), (22, 9177610), (26, 7765670), (44, 4588805), (52, 3882835), (55, 3671044), (65, 3106268), (110, 1835522), (130, 1553134), (143, 1411940), (220, 917761), (227, 889460), (260, 776567), (286, 705970), (311, 649220), (454, 444730), (572, 352985), (622, 324610), (715, 282388), (908, 222365), (1135, 177892), (1244, 162305), (1430, 141194), (1555, 129844), (2270, 88946), (2497, 80860), (2860, 70597), (2951, 68420), (3110, 64922), (3421, 59020), (4043, 49940), (4540, 44473), (4994, 40430), (5902, 34210), (6220, 32461), (6842, 29510), (8086, 24970), (9988, 20215), (11804, 17105), (12485, 16172), (13684, 14755)]