47690780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 109753728

約数和(自身を除く): 62062948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 223, 289, 340, 370, 446, 578, 629, 740, 892, 1115, 1156, 1258, 1445, 2230, 2516, 2890, 3145, 3791, 4460, 5780, 6290, 7582, 8251, 10693, 12580, 15164, 16502, 18955, 21386, 33004, 37910, 41255, 42772, 53465, 64447, 75820, 82510, 106930, 128894, 140267, 165020, 213860, 257788, 280534, 322235, 561068, 644470, 701335, 1288940, 1402670, 2384539, 2805340, 4769078, 9538156, 11922695, 23845390, 47690780]

約数ペア:

[(1, 47690780), (2, 23845390), (4, 11922695), (5, 9538156), (10, 4769078), (17, 2805340), (20, 2384539), (34, 1402670), (37, 1288940), (68, 701335), (74, 644470), (85, 561068), (148, 322235), (170, 280534), (185, 257788), (223, 213860), (289, 165020), (340, 140267), (370, 128894), (446, 106930), (578, 82510), (629, 75820), (740, 64447), (892, 53465), (1115, 42772), (1156, 41255), (1258, 37910), (1445, 33004), (2230, 21386), (2516, 18955), (2890, 16502), (3145, 15164), (3791, 12580), (4460, 10693), (5780, 8251), (6290, 7582)]