921000620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{3037}}^1$

素因数の和:3362

約数の個数: 48

約数和(自身を含む): 1975186080

約数和(自身を除く): 1054185460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 257, 295, 514, 590, 1028, 1180, 1285, 2570, 3037, 5140, 6074, 12148, 15163, 15185, 30326, 30370, 60652, 60740, 75815, 151630, 179183, 303260, 358366, 716732, 780509, 895915, 1561018, 1791830, 3122036, 3583660, 3902545, 7805090, 15610180, 46050031, 92100062, 184200124, 230250155, 460500310, 921000620]

約数ペア:

[(1, 921000620), (2, 460500310), (4, 230250155), (5, 184200124), (10, 92100062), (20, 46050031), (59, 15610180), (118, 7805090), (236, 3902545), (257, 3583660), (295, 3122036), (514, 1791830), (590, 1561018), (1028, 895915), (1180, 780509), (1285, 716732), (2570, 358366), (3037, 303260), (5140, 179183), (6074, 151630), (12148, 75815), (15163, 60740), (15185, 60652), (30326, 30370)]