19233749720

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1\times {\mathrm{8081}}^1$

素因数の和:8628

約数の個数: 64

約数和(自身を含む): 43671895200

約数和(自身を除く): 24438145480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 379, 628, 758, 785, 1256, 1516, 1570, 1895, 3032, 3140, 3790, 6280, 7580, 8081, 15160, 16162, 32324, 40405, 59503, 64648, 80810, 119006, 161620, 238012, 297515, 323240, 476024, 595030, 1190060, 1268717, 2380120, 2537434, 3062699, 5074868, 6125398, 6343585, 10149736, 12250796, 12687170, 15313495, 24501592, 25374340, 30626990, 50748680, 61253980, 122507960, 480843743, 961687486, 1923374972, 2404218715, 3846749944, 4808437430, 9616874860, 19233749720]

約数ペア:

[(1, 19233749720), (2, 9616874860), (4, 4808437430), (5, 3846749944), (8, 2404218715), (10, 1923374972), (20, 961687486), (40, 480843743), (157, 122507960), (314, 61253980), (379, 50748680), (628, 30626990), (758, 25374340), (785, 24501592), (1256, 15313495), (1516, 12687170), (1570, 12250796), (1895, 10149736), (3032, 6343585), (3140, 6125398), (3790, 5074868), (6280, 3062699), (7580, 2537434), (8081, 2380120), (15160, 1268717), (16162, 1190060), (32324, 595030), (40405, 476024), (59503, 323240), (64648, 297515), (80810, 238012), (119006, 161620)]