16140140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 36886752

約数和(自身を除く): 20746612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 1283, 2516, 2566, 3145, 5132, 6290, 6415, 12580, 12830, 21811, 25660, 43622, 47471, 87244, 94942, 109055, 189884, 218110, 237355, 436220, 474710, 807007, 949420, 1614014, 3228028, 4035035, 8070070, 16140140]

約数ペア:

[(1, 16140140), (2, 8070070), (4, 4035035), (5, 3228028), (10, 1614014), (17, 949420), (20, 807007), (34, 474710), (37, 436220), (68, 237355), (74, 218110), (85, 189884), (148, 109055), (170, 94942), (185, 87244), (340, 47471), (370, 43622), (629, 25660), (740, 21811), (1258, 12830), (1283, 12580), (2516, 6415), (2566, 6290), (3145, 5132)]