19473669880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69548821}}^1$

素因数の和:69548839

約数の個数: 32

約数和(自身を含む): 50075151840

約数和(自身を除く): 30601481960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69548821, 139097642, 278195284, 347744105, 486841747, 556390568, 695488210, 973683494, 1390976420, 1947366988, 2434208735, 2781952840, 3894733976, 4868417470, 9736834940, 19473669880]

約数ペア:

[(1, 19473669880), (2, 9736834940), (4, 4868417470), (5, 3894733976), (7, 2781952840), (8, 2434208735), (10, 1947366988), (14, 1390976420), (20, 973683494), (28, 695488210), (35, 556390568), (40, 486841747), (56, 347744105), (70, 278195284), (140, 139097642), (280, 69548821)]