1363960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 3437280

約数和(自身を除く): 2073320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 61, 65, 86, 104, 122, 130, 172, 215, 244, 260, 305, 344, 430, 488, 520, 559, 610, 793, 860, 1118, 1220, 1586, 1720, 2236, 2440, 2623, 2795, 3172, 3965, 4472, 5246, 5590, 6344, 7930, 10492, 11180, 13115, 15860, 20984, 22360, 26230, 31720, 34099, 52460, 68198, 104920, 136396, 170495, 272792, 340990, 681980, 1363960]

約数ペア:

[(1, 1363960), (2, 681980), (4, 340990), (5, 272792), (8, 170495), (10, 136396), (13, 104920), (20, 68198), (26, 52460), (40, 34099), (43, 31720), (52, 26230), (61, 22360), (65, 20984), (86, 15860), (104, 13115), (122, 11180), (130, 10492), (172, 7930), (215, 6344), (244, 5590), (260, 5246), (305, 4472), (344, 3965), (430, 3172), (488, 2795), (520, 2623), (559, 2440), (610, 2236), (793, 1720), (860, 1586), (1118, 1220)]