20222520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 67184640

約数和(自身を除く): 46962120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 431, 460, 510, 552, 680, 690, 782, 862, 920, 1020, 1173, 1293, 1380, 1564, 1724, 1955, 2040, 2155, 2346, 2586, 2760, 3128, 3448, 3910, 4310, 4692, 5172, 5865, 6465, 7327, 7820, 8620, 9384, 9913, 10344, 11730, 12930, 14654, 15640, 17240, 19826, 21981, 23460, 25860, 29308, 29739, 36635, 39652, 43962, 46920, 49565, 51720, 58616, 59478, 73270, 79304, 87924, 99130, 109905, 118956, 146540, 148695, 168521, 175848, 198260, 219810, 237912, 293080, 297390, 337042, 396520, 439620, 505563, 594780, 674084, 842605, 879240, 1011126, 1189560, 1348168, 1685210, 2022252, 2527815, 3370420, 4044504, 5055630, 6740840, 10111260, 20222520]

約数ペア:

[(1, 20222520), (2, 10111260), (3, 6740840), (4, 5055630), (5, 4044504), (6, 3370420), (8, 2527815), (10, 2022252), (12, 1685210), (15, 1348168), (17, 1189560), (20, 1011126), (23, 879240), (24, 842605), (30, 674084), (34, 594780), (40, 505563), (46, 439620), (51, 396520), (60, 337042), (68, 297390), (69, 293080), (85, 237912), (92, 219810), (102, 198260), (115, 175848), (120, 168521), (136, 148695), (138, 146540), (170, 118956), (184, 109905), (204, 99130), (230, 87924), (255, 79304), (276, 73270), (340, 59478), (345, 58616), (391, 51720), (408, 49565), (431, 46920), (460, 43962), (510, 39652), (552, 36635), (680, 29739), (690, 29308), (782, 25860), (862, 23460), (920, 21981), (1020, 19826), (1173, 17240), (1293, 15640), (1380, 14654), (1564, 12930), (1724, 11730), (1955, 10344), (2040, 9913), (2155, 9384), (2346, 8620), (2586, 7820), (2760, 7327), (3128, 6465), (3448, 5865), (3910, 5172), (4310, 4692)]