390415610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{601}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 800997120

約数和(自身を除く): 410581510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 263, 494, 526, 601, 1202, 1235, 1315, 2470, 2630, 3005, 3419, 4997, 6010, 6838, 7813, 9994, 11419, 15626, 17095, 22838, 24985, 34190, 39065, 49970, 57095, 64961, 78130, 114190, 129922, 148447, 158063, 296894, 316126, 324805, 649610, 742235, 790315, 1484470, 1580630, 2054819, 3003197, 4109638, 6006394, 10274095, 15015985, 20548190, 30031970, 39041561, 78083122, 195207805, 390415610]

約数ペア:

[(1, 390415610), (2, 195207805), (5, 78083122), (10, 39041561), (13, 30031970), (19, 20548190), (26, 15015985), (38, 10274095), (65, 6006394), (95, 4109638), (130, 3003197), (190, 2054819), (247, 1580630), (263, 1484470), (494, 790315), (526, 742235), (601, 649610), (1202, 324805), (1235, 316126), (1315, 296894), (2470, 158063), (2630, 148447), (3005, 129922), (3419, 114190), (4997, 78130), (6010, 64961), (6838, 57095), (7813, 49970), (9994, 39065), (11419, 34190), (15626, 24985), (17095, 22838)]