20430210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 52980480

約数和(自身を除く): 32550270

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 1021, 1334, 2001, 2042, 3063, 3335, 4002, 5105, 6126, 6670, 10005, 10210, 15315, 20010, 23483, 29609, 30630, 46966, 59218, 70449, 88827, 117415, 140898, 148045, 177654, 234830, 296090, 352245, 444135, 681007, 704490, 888270, 1362014, 2043021, 3405035, 4086042, 6810070, 10215105, 20430210]

約数ペア:

[(1, 20430210), (2, 10215105), (3, 6810070), (5, 4086042), (6, 3405035), (10, 2043021), (15, 1362014), (23, 888270), (29, 704490), (30, 681007), (46, 444135), (58, 352245), (69, 296090), (87, 234830), (115, 177654), (138, 148045), (145, 140898), (174, 117415), (230, 88827), (290, 70449), (345, 59218), (435, 46966), (667, 30630), (690, 29609), (870, 23483), (1021, 20010), (1334, 15315), (2001, 10210), (2042, 10005), (3063, 6670), (3335, 6126), (4002, 5105)]