383791720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1601}}^1$

素因数の和:2086

約数の個数: 64

約数和(自身を含む): 932556240

約数和(自身を除く): 548764520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 461, 520, 922, 1601, 1844, 2305, 3202, 3688, 4610, 5993, 6404, 8005, 9220, 11986, 12808, 16010, 18440, 20813, 23972, 29965, 32020, 41626, 47944, 59930, 64040, 83252, 104065, 119860, 166504, 208130, 239720, 416260, 738061, 832520, 1476122, 2952244, 3690305, 5904488, 7380610, 9594793, 14761220, 19189586, 29522440, 38379172, 47973965, 76758344, 95947930, 191895860, 383791720]

約数ペア:

[(1, 383791720), (2, 191895860), (4, 95947930), (5, 76758344), (8, 47973965), (10, 38379172), (13, 29522440), (20, 19189586), (26, 14761220), (40, 9594793), (52, 7380610), (65, 5904488), (104, 3690305), (130, 2952244), (260, 1476122), (461, 832520), (520, 738061), (922, 416260), (1601, 239720), (1844, 208130), (2305, 166504), (3202, 119860), (3688, 104065), (4610, 83252), (5993, 64040), (6404, 59930), (8005, 47944), (9220, 41626), (11986, 32020), (12808, 29965), (16010, 23972), (18440, 20813)]