19500840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2851}}^1$

素因数の和:2887

約数の個数: 96

約数和(自身を含む): 66736800

約数和(自身を除く): 47235960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 2851, 3420, 5702, 6840, 8553, 11404, 14255, 17106, 22808, 25659, 28510, 34212, 42765, 51318, 54169, 57020, 68424, 85530, 102636, 108338, 114040, 128295, 162507, 171060, 205272, 216676, 256590, 270845, 325014, 342120, 433352, 487521, 513180, 541690, 650028, 812535, 975042, 1026360, 1083380, 1300056, 1625070, 1950084, 2166760, 2437605, 3250140, 3900168, 4875210, 6500280, 9750420, 19500840]

約数ペア:

[(1, 19500840), (2, 9750420), (3, 6500280), (4, 4875210), (5, 3900168), (6, 3250140), (8, 2437605), (9, 2166760), (10, 1950084), (12, 1625070), (15, 1300056), (18, 1083380), (19, 1026360), (20, 975042), (24, 812535), (30, 650028), (36, 541690), (38, 513180), (40, 487521), (45, 433352), (57, 342120), (60, 325014), (72, 270845), (76, 256590), (90, 216676), (95, 205272), (114, 171060), (120, 162507), (152, 128295), (171, 114040), (180, 108338), (190, 102636), (228, 85530), (285, 68424), (342, 57020), (360, 54169), (380, 51318), (456, 42765), (570, 34212), (684, 28510), (760, 25659), (855, 22808), (1140, 17106), (1368, 14255), (1710, 11404), (2280, 8553), (2851, 6840), (3420, 5702)]