1397640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 4420800

約数和(自身を除く): 3023160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 613, 760, 1140, 1226, 1839, 2280, 2452, 3065, 3678, 4904, 6130, 7356, 9195, 11647, 12260, 14712, 18390, 23294, 24520, 34941, 36780, 46588, 58235, 69882, 73560, 93176, 116470, 139764, 174705, 232940, 279528, 349410, 465880, 698820, 1397640]

約数ペア:

[(1, 1397640), (2, 698820), (3, 465880), (4, 349410), (5, 279528), (6, 232940), (8, 174705), (10, 139764), (12, 116470), (15, 93176), (19, 73560), (20, 69882), (24, 58235), (30, 46588), (38, 36780), (40, 34941), (57, 24520), (60, 23294), (76, 18390), (95, 14712), (114, 12260), (120, 11647), (152, 9195), (190, 7356), (228, 6130), (285, 4904), (380, 3678), (456, 3065), (570, 2452), (613, 2280), (760, 1839), (1140, 1226)]