47785880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 112492800

約数和(自身を除く): 64706920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 433, 445, 620, 712, 866, 890, 1240, 1732, 1780, 2165, 2759, 3464, 3560, 4330, 5518, 8660, 11036, 13423, 13795, 17320, 22072, 26846, 27590, 38537, 53692, 55180, 67115, 77074, 107384, 110360, 134230, 154148, 192685, 268460, 308296, 385370, 536920, 770740, 1194647, 1541480, 2389294, 4778588, 5973235, 9557176, 11946470, 23892940, 47785880]

約数ペア:

[(1, 47785880), (2, 23892940), (4, 11946470), (5, 9557176), (8, 5973235), (10, 4778588), (20, 2389294), (31, 1541480), (40, 1194647), (62, 770740), (89, 536920), (124, 385370), (155, 308296), (178, 268460), (248, 192685), (310, 154148), (356, 134230), (433, 110360), (445, 107384), (620, 77074), (712, 67115), (866, 55180), (890, 53692), (1240, 38537), (1732, 27590), (1780, 26846), (2165, 22072), (2759, 17320), (3464, 13795), (3560, 13423), (4330, 11036), (5518, 8660)]