20536415970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1619}}^1\times {\mathrm{8629}}^1$

素因数の和:10272

約数の個数: 96

約数和(自身を含む): 57376382400

約数和(自身を除く): 36839966430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1619, 3238, 4857, 8095, 8629, 9714, 11333, 16190, 17258, 22666, 24285, 25887, 33999, 43145, 48570, 51774, 56665, 60403, 67998, 79331, 86290, 113330, 120806, 129435, 158662, 169995, 181209, 237993, 258870, 302015, 339990, 362418, 396655, 422821, 475986, 604030, 793310, 845642, 906045, 1189965, 1268463, 1812090, 2114105, 2379930, 2536926, 4228210, 6342315, 12684630, 13970351, 27940702, 41911053, 69851755, 83822106, 97792457, 139703510, 195584914, 209555265, 293377371, 419110530, 488962285, 586754742, 684547199, 977924570, 1369094398, 1466886855, 2053641597, 2933773710, 3422735995, 4107283194, 6845471990, 10268207985, 20536415970]

約数ペア:

[(1, 20536415970), (2, 10268207985), (3, 6845471990), (5, 4107283194), (6, 3422735995), (7, 2933773710), (10, 2053641597), (14, 1466886855), (15, 1369094398), (21, 977924570), (30, 684547199), (35, 586754742), (42, 488962285), (49, 419110530), (70, 293377371), (98, 209555265), (105, 195584914), (147, 139703510), (210, 97792457), (245, 83822106), (294, 69851755), (490, 41911053), (735, 27940702), (1470, 13970351), (1619, 12684630), (3238, 6342315), (4857, 4228210), (8095, 2536926), (8629, 2379930), (9714, 2114105), (11333, 1812090), (16190, 1268463), (17258, 1189965), (22666, 906045), (24285, 845642), (25887, 793310), (33999, 604030), (43145, 475986), (48570, 422821), (51774, 396655), (56665, 362418), (60403, 339990), (67998, 302015), (79331, 258870), (86290, 237993), (113330, 181209), (120806, 169995), (129435, 158662)]