27722920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 67262400

約数和(自身を除く): 39539480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 680, 691, 1003, 1180, 1382, 2006, 2360, 2764, 3455, 4012, 5015, 5528, 6910, 8024, 10030, 11747, 13820, 20060, 23494, 27640, 40120, 40769, 46988, 58735, 81538, 93976, 117470, 163076, 203845, 234940, 326152, 407690, 469880, 693073, 815380, 1386146, 1630760, 2772292, 3465365, 5544584, 6930730, 13861460, 27722920]

約数ペア:

[(1, 27722920), (2, 13861460), (4, 6930730), (5, 5544584), (8, 3465365), (10, 2772292), (17, 1630760), (20, 1386146), (34, 815380), (40, 693073), (59, 469880), (68, 407690), (85, 326152), (118, 234940), (136, 203845), (170, 163076), (236, 117470), (295, 93976), (340, 81538), (472, 58735), (590, 46988), (680, 40769), (691, 40120), (1003, 27640), (1180, 23494), (1382, 20060), (2006, 13820), (2360, 11747), (2764, 10030), (3455, 8024), (4012, 6910), (5015, 5528)]