361489390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{36551}}^1$

素因数の和:36624

約数の個数: 32

約数和(自身を含む): 694780416

約数和(自身を除く): 333291026

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 36551, 73102, 182755, 365510, 840673, 1571693, 1681346, 3143386, 4203365, 7858465, 8406730, 15716930, 36148939, 72297878, 180744695, 361489390]

約数ペア:

[(1, 361489390), (2, 180744695), (5, 72297878), (10, 36148939), (23, 15716930), (43, 8406730), (46, 7858465), (86, 4203365), (115, 3143386), (215, 1681346), (230, 1571693), (430, 840673), (989, 365510), (1978, 182755), (4945, 73102), (9890, 36551)]