39975430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 85432320

約数和(自身を除く): 45456890

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 155, 190, 209, 310, 341, 418, 589, 617, 682, 1045, 1178, 1234, 1705, 2090, 2945, 3085, 3410, 5890, 6170, 6479, 6787, 11723, 12958, 13574, 19127, 23446, 32395, 33935, 38254, 58615, 64790, 67870, 95635, 117230, 128953, 191270, 210397, 257906, 363413, 420794, 644765, 726826, 1051985, 1289530, 1817065, 2103970, 3634130, 3997543, 7995086, 19987715, 39975430]

約数ペア:

[(1, 39975430), (2, 19987715), (5, 7995086), (10, 3997543), (11, 3634130), (19, 2103970), (22, 1817065), (31, 1289530), (38, 1051985), (55, 726826), (62, 644765), (95, 420794), (110, 363413), (155, 257906), (190, 210397), (209, 191270), (310, 128953), (341, 117230), (418, 95635), (589, 67870), (617, 64790), (682, 58615), (1045, 38254), (1178, 33935), (1234, 32395), (1705, 23446), (2090, 19127), (2945, 13574), (3085, 12958), (3410, 11723), (5890, 6787), (6170, 6479)]