421059910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 820912320

約数和(自身を除く): 399852410

約数列:

[1, 2, 5, 10, 17, 34, 85, 101, 137, 170, 179, 202, 274, 358, 505, 685, 895, 1010, 1370, 1717, 1790, 2329, 3043, 3434, 4658, 6086, 8585, 11645, 13837, 15215, 17170, 18079, 23290, 24523, 27674, 30430, 36158, 49046, 69185, 90395, 122615, 138370, 180790, 235229, 245230, 307343, 416891, 470458, 614686, 833782, 1176145, 1536715, 2084455, 2352290, 2476823, 3073430, 4168910, 4953646, 12384115, 24768230, 42105991, 84211982, 210529955, 421059910]

約数ペア:

[(1, 421059910), (2, 210529955), (5, 84211982), (10, 42105991), (17, 24768230), (34, 12384115), (85, 4953646), (101, 4168910), (137, 3073430), (170, 2476823), (179, 2352290), (202, 2084455), (274, 1536715), (358, 1176145), (505, 833782), (685, 614686), (895, 470458), (1010, 416891), (1370, 307343), (1717, 245230), (1790, 235229), (2329, 180790), (3043, 138370), (3434, 122615), (4658, 90395), (6086, 69185), (8585, 49046), (11645, 36158), (13837, 30430), (15215, 27674), (17170, 24523), (18079, 23290)]