19693960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 52620120

約数和(自身を除く): 32926160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 313, 440, 484, 520, 572, 605, 626, 715, 968, 1144, 1210, 1252, 1430, 1565, 1573, 2420, 2504, 2860, 3130, 3146, 3443, 4069, 4840, 5720, 6260, 6292, 6886, 7865, 8138, 12520, 12584, 13772, 15730, 16276, 17215, 20345, 27544, 31460, 32552, 34430, 37873, 40690, 44759, 62920, 68860, 75746, 81380, 89518, 137720, 151492, 162760, 179036, 189365, 223795, 302984, 358072, 378730, 447590, 492349, 757460, 895180, 984698, 1514920, 1790360, 1969396, 2461745, 3938792, 4923490, 9846980, 19693960]

約数ペア:

[(1, 19693960), (2, 9846980), (4, 4923490), (5, 3938792), (8, 2461745), (10, 1969396), (11, 1790360), (13, 1514920), (20, 984698), (22, 895180), (26, 757460), (40, 492349), (44, 447590), (52, 378730), (55, 358072), (65, 302984), (88, 223795), (104, 189365), (110, 179036), (121, 162760), (130, 151492), (143, 137720), (220, 89518), (242, 81380), (260, 75746), (286, 68860), (313, 62920), (440, 44759), (484, 40690), (520, 37873), (572, 34430), (605, 32552), (626, 31460), (715, 27544), (968, 20345), (1144, 17215), (1210, 16276), (1252, 15730), (1430, 13772), (1565, 12584), (1573, 12520), (2420, 8138), (2504, 7865), (2860, 6886), (3130, 6292), (3146, 6260), (3443, 5720), (4069, 4840)]