201904840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 462283200

約数和(自身を除く): 260378360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 173, 179, 326, 346, 358, 652, 692, 716, 815, 865, 895, 1304, 1384, 1432, 1630, 1730, 1790, 3260, 3460, 3580, 6520, 6920, 7160, 28199, 29177, 30967, 56398, 58354, 61934, 112796, 116708, 123868, 140995, 145885, 154835, 225592, 233416, 247736, 281990, 291770, 309670, 563980, 583540, 619340, 1127960, 1167080, 1238680, 5047621, 10095242, 20190484, 25238105, 40380968, 50476210, 100952420, 201904840]

約数ペア:

[(1, 201904840), (2, 100952420), (4, 50476210), (5, 40380968), (8, 25238105), (10, 20190484), (20, 10095242), (40, 5047621), (163, 1238680), (173, 1167080), (179, 1127960), (326, 619340), (346, 583540), (358, 563980), (652, 309670), (692, 291770), (716, 281990), (815, 247736), (865, 233416), (895, 225592), (1304, 154835), (1384, 145885), (1432, 140995), (1630, 123868), (1730, 116708), (1790, 112796), (3260, 61934), (3460, 58354), (3580, 56398), (6520, 30967), (6920, 29177), (7160, 28199)]