406062340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:637

約数の個数: 72

約数和(自身を含む): 913514112

約数和(自身を除く): 507451772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 289, 326, 340, 431, 578, 652, 815, 862, 1156, 1445, 1630, 1724, 2155, 2771, 2890, 3260, 4310, 5542, 5780, 7327, 8620, 11084, 13855, 14654, 27710, 29308, 36635, 47107, 55420, 70253, 73270, 94214, 124559, 140506, 146540, 188428, 235535, 249118, 281012, 351265, 471070, 498236, 622795, 702530, 942140, 1194301, 1245590, 1405060, 2388602, 2491180, 4777204, 5971505, 11943010, 20303117, 23886020, 40606234, 81212468, 101515585, 203031170, 406062340]

約数ペア:

[(1, 406062340), (2, 203031170), (4, 101515585), (5, 81212468), (10, 40606234), (17, 23886020), (20, 20303117), (34, 11943010), (68, 5971505), (85, 4777204), (163, 2491180), (170, 2388602), (289, 1405060), (326, 1245590), (340, 1194301), (431, 942140), (578, 702530), (652, 622795), (815, 498236), (862, 471070), (1156, 351265), (1445, 281012), (1630, 249118), (1724, 235535), (2155, 188428), (2771, 146540), (2890, 140506), (3260, 124559), (4310, 94214), (5542, 73270), (5780, 70253), (7327, 55420), (8620, 47107), (11084, 36635), (13855, 29308), (14654, 27710)]