39896690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 78769152

約数和(自身を除く): 38872462

約数列:

[1, 2, 5, 10, 31, 41, 43, 62, 73, 82, 86, 146, 155, 205, 215, 310, 365, 410, 430, 730, 1271, 1333, 1763, 2263, 2542, 2666, 2993, 3139, 3526, 4526, 5986, 6278, 6355, 6665, 8815, 11315, 12710, 13330, 14965, 15695, 17630, 22630, 29930, 31390, 54653, 92783, 97309, 109306, 128699, 185566, 194618, 257398, 273265, 463915, 486545, 546530, 643495, 927830, 973090, 1286990, 3989669, 7979338, 19948345, 39896690]

約数ペア:

[(1, 39896690), (2, 19948345), (5, 7979338), (10, 3989669), (31, 1286990), (41, 973090), (43, 927830), (62, 643495), (73, 546530), (82, 486545), (86, 463915), (146, 273265), (155, 257398), (205, 194618), (215, 185566), (310, 128699), (365, 109306), (410, 97309), (430, 92783), (730, 54653), (1271, 31390), (1333, 29930), (1763, 22630), (2263, 17630), (2542, 15695), (2666, 14965), (2993, 13330), (3139, 12710), (3526, 11315), (4526, 8815), (5986, 6665), (6278, 6355)]