16668320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5483}}^1$

素因数の和:5517

約数の個数: 48

約数和(自身を含む): 41459040

約数和(自身を除く): 24790720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 5483, 10966, 21932, 27415, 43864, 54830, 87728, 104177, 109660, 175456, 208354, 219320, 416708, 438640, 520885, 833416, 877280, 1041770, 1666832, 2083540, 3333664, 4167080, 8334160, 16668320]

約数ペア:

[(1, 16668320), (2, 8334160), (4, 4167080), (5, 3333664), (8, 2083540), (10, 1666832), (16, 1041770), (19, 877280), (20, 833416), (32, 520885), (38, 438640), (40, 416708), (76, 219320), (80, 208354), (95, 175456), (152, 109660), (160, 104177), (190, 87728), (304, 54830), (380, 43864), (608, 27415), (760, 21932), (1520, 10966), (3040, 5483)]