499989.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4421}}^1$

素因数の和:4466

約数の個数: 48

約数和(自身を含む): 122179860

約数和(自身を除く): 71073100

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 4421, 5780, 8842, 11560, 17684, 22105, 35368, 44210, 75157, 88420, 150314, 176840, 300628, 375785, 601256, 751570, 1277669, 1503140, 2555338, 3006280, 5110676, 6388345, 10221352, 12776690, 25553380, 51106760]

約数ペア:

[(1, 51106760), (2, 25553380), (4, 12776690), (5, 10221352), (8, 6388345), (10, 5110676), (17, 3006280), (20, 2555338), (34, 1503140), (40, 1277669), (68, 751570), (85, 601256), (136, 375785), (170, 300628), (289, 176840), (340, 150314), (578, 88420), (680, 75157), (1156, 44210), (1445, 35368), (2312, 22105), (2890, 17684), (4421, 11560), (5780, 8842)]