42420010

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 78222672

約数和(自身を除く): 35802662

約数列:

[1, 2, 5, 10, 61, 122, 197, 305, 353, 394, 610, 706, 985, 1765, 1970, 3530, 12017, 21533, 24034, 43066, 60085, 69541, 107665, 120170, 139082, 215330, 347705, 695410, 4242001, 8484002, 21210005, 42420010]

約数ペア:

[(1, 42420010), (2, 21210005), (5, 8484002), (10, 4242001), (61, 695410), (122, 347705), (197, 215330), (305, 139082), (353, 120170), (394, 107665), (610, 69541), (706, 60085), (985, 43066), (1765, 24034), (1970, 21533), (3530, 12017)]