123663980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{823}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 284062464

約数和(自身を除く): 160398484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 683, 823, 1366, 1646, 2732, 3292, 3415, 4115, 6830, 7513, 8230, 9053, 13660, 15026, 16460, 18106, 30052, 36212, 37565, 45265, 75130, 90530, 150260, 181060, 562109, 1124218, 2248436, 2810545, 5621090, 6183199, 11242180, 12366398, 24732796, 30915995, 61831990, 123663980]

約数ペア:

[(1, 123663980), (2, 61831990), (4, 30915995), (5, 24732796), (10, 12366398), (11, 11242180), (20, 6183199), (22, 5621090), (44, 2810545), (55, 2248436), (110, 1124218), (220, 562109), (683, 181060), (823, 150260), (1366, 90530), (1646, 75130), (2732, 45265), (3292, 37565), (3415, 36212), (4115, 30052), (6830, 18106), (7513, 16460), (8230, 15026), (9053, 13660)]