283973140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{8663}}^1$

素因数の和:8832

約数の個数: 48

約数和(自身を含む): 654998400

約数和(自身を除く): 371025260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 596, 745, 1490, 1639, 2980, 3278, 6556, 8195, 8663, 16390, 17326, 32780, 34652, 43315, 86630, 95293, 173260, 190586, 381172, 476465, 952930, 1290787, 1905860, 2581574, 5163148, 6453935, 12907870, 14198657, 25815740, 28397314, 56794628, 70993285, 141986570, 283973140]

約数ペア:

[(1, 283973140), (2, 141986570), (4, 70993285), (5, 56794628), (10, 28397314), (11, 25815740), (20, 14198657), (22, 12907870), (44, 6453935), (55, 5163148), (110, 2581574), (149, 1905860), (220, 1290787), (298, 952930), (596, 476465), (745, 381172), (1490, 190586), (1639, 173260), (2980, 95293), (3278, 86630), (6556, 43315), (8195, 34652), (8663, 32780), (16390, 17326)]