19665120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:844

約数の個数: 96

約数和(自身を含む): 63195552

約数和(自身を除く): 43530432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 80, 96, 106, 120, 159, 160, 212, 240, 265, 318, 424, 480, 530, 636, 773, 795, 848, 1060, 1272, 1546, 1590, 1696, 2120, 2319, 2544, 3092, 3180, 3865, 4240, 4638, 5088, 6184, 6360, 7730, 8480, 9276, 11595, 12368, 12720, 15460, 18552, 23190, 24736, 25440, 30920, 37104, 40969, 46380, 61840, 74208, 81938, 92760, 122907, 123680, 163876, 185520, 204845, 245814, 327752, 371040, 409690, 491628, 614535, 655504, 819380, 983256, 1229070, 1311008, 1638760, 1966512, 2458140, 3277520, 3933024, 4916280, 6555040, 9832560, 19665120]

約数ペア:

[(1, 19665120), (2, 9832560), (3, 6555040), (4, 4916280), (5, 3933024), (6, 3277520), (8, 2458140), (10, 1966512), (12, 1638760), (15, 1311008), (16, 1229070), (20, 983256), (24, 819380), (30, 655504), (32, 614535), (40, 491628), (48, 409690), (53, 371040), (60, 327752), (80, 245814), (96, 204845), (106, 185520), (120, 163876), (159, 123680), (160, 122907), (212, 92760), (240, 81938), (265, 74208), (318, 61840), (424, 46380), (480, 40969), (530, 37104), (636, 30920), (773, 25440), (795, 24736), (848, 23190), (1060, 18552), (1272, 15460), (1546, 12720), (1590, 12368), (1696, 11595), (2120, 9276), (2319, 8480), (2544, 7730), (3092, 6360), (3180, 6184), (3865, 5088), (4240, 4638)]