120104540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 261617664

約数和(自身を除く): 141513124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 307, 310, 614, 620, 631, 1228, 1262, 1535, 2524, 3070, 3155, 6140, 6310, 9517, 12620, 19034, 19561, 38068, 39122, 47585, 78244, 95170, 97805, 190340, 193717, 195610, 387434, 391220, 774868, 968585, 1937170, 3874340, 6005227, 12010454, 24020908, 30026135, 60052270, 120104540]

約数ペア:

[(1, 120104540), (2, 60052270), (4, 30026135), (5, 24020908), (10, 12010454), (20, 6005227), (31, 3874340), (62, 1937170), (124, 968585), (155, 774868), (307, 391220), (310, 387434), (614, 195610), (620, 193717), (631, 190340), (1228, 97805), (1262, 95170), (1535, 78244), (2524, 47585), (3070, 39122), (3155, 38068), (6140, 19561), (6310, 19034), (9517, 12620)]