142448420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1979}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 309355200

約数和(自身を除く): 166906780

約数列:

[1, 2, 4, 5, 10, 20, 59, 61, 118, 122, 236, 244, 295, 305, 590, 610, 1180, 1220, 1979, 3599, 3958, 7198, 7916, 9895, 14396, 17995, 19790, 35990, 39580, 71980, 116761, 120719, 233522, 241438, 467044, 482876, 583805, 603595, 1167610, 1207190, 2335220, 2414380, 7122421, 14244842, 28489684, 35612105, 71224210, 142448420]

約数ペア:

[(1, 142448420), (2, 71224210), (4, 35612105), (5, 28489684), (10, 14244842), (20, 7122421), (59, 2414380), (61, 2335220), (118, 1207190), (122, 1167610), (236, 603595), (244, 583805), (295, 482876), (305, 467044), (590, 241438), (610, 233522), (1180, 120719), (1220, 116761), (1979, 71980), (3599, 39580), (3958, 35990), (7198, 19790), (7916, 17995), (9895, 14396)]