1422016720

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{77621}}^1$

素因数の和:77863

約数の個数: 40

約数和(自身を含む): 3320669160

約数和(自身を除く): 1898652440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 18320, 77621, 155242, 310484, 388105, 620968, 776210, 1241936, 1552420, 3104840, 6209680, 17775209, 35550418, 71100836, 88876045, 142201672, 177752090, 284403344, 355504180, 711008360, 1422016720]

約数ペア:

[(1, 1422016720), (2, 711008360), (4, 355504180), (5, 284403344), (8, 177752090), (10, 142201672), (16, 88876045), (20, 71100836), (40, 35550418), (80, 17775209), (229, 6209680), (458, 3104840), (916, 1552420), (1145, 1241936), (1832, 776210), (2290, 620968), (3664, 388105), (4580, 310484), (9160, 155242), (18320, 77621)]