20534130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13421}}^1$

素因数の和:13451

約数の個数: 48

約数和(自身を含む): 56533464

約数和(自身を除く): 35999334

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13421, 26842, 40263, 67105, 80526, 120789, 134210, 201315, 228157, 241578, 402630, 456314, 603945, 684471, 1140785, 1207890, 1368942, 2053413, 2281570, 3422355, 4106826, 6844710, 10267065, 20534130]

約数ペア:

[(1, 20534130), (2, 10267065), (3, 6844710), (5, 4106826), (6, 3422355), (9, 2281570), (10, 2053413), (15, 1368942), (17, 1207890), (18, 1140785), (30, 684471), (34, 603945), (45, 456314), (51, 402630), (85, 241578), (90, 228157), (102, 201315), (153, 134210), (170, 120789), (255, 80526), (306, 67105), (510, 40263), (765, 26842), (1530, 13421)]