11697920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 32622240

約数和(自身を除く): 20924320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 37, 38, 40, 52, 64, 65, 74, 76, 80, 95, 104, 128, 130, 148, 152, 160, 185, 190, 208, 247, 256, 260, 296, 304, 320, 370, 380, 416, 481, 494, 520, 592, 608, 640, 703, 740, 760, 832, 962, 988, 1040, 1184, 1216, 1235, 1280, 1406, 1480, 1520, 1664, 1924, 1976, 2080, 2368, 2405, 2432, 2470, 2812, 2960, 3040, 3328, 3515, 3848, 3952, 4160, 4736, 4810, 4864, 4940, 5624, 5920, 6080, 7030, 7696, 7904, 8320, 9139, 9472, 9620, 9880, 11248, 11840, 12160, 14060, 15392, 15808, 16640, 18278, 19240, 19760, 22496, 23680, 24320, 28120, 30784, 31616, 36556, 38480, 39520, 44992, 45695, 47360, 56240, 61568, 63232, 73112, 76960, 79040, 89984, 91390, 112480, 123136, 146224, 153920, 158080, 179968, 182780, 224960, 292448, 307840, 316160, 365560, 449920, 584896, 615680, 731120, 899840, 1169792, 1462240, 2339584, 2924480, 5848960, 11697920]

約数ペア:

[(1, 11697920), (2, 5848960), (4, 2924480), (5, 2339584), (8, 1462240), (10, 1169792), (13, 899840), (16, 731120), (19, 615680), (20, 584896), (26, 449920), (32, 365560), (37, 316160), (38, 307840), (40, 292448), (52, 224960), (64, 182780), (65, 179968), (74, 158080), (76, 153920), (80, 146224), (95, 123136), (104, 112480), (128, 91390), (130, 89984), (148, 79040), (152, 76960), (160, 73112), (185, 63232), (190, 61568), (208, 56240), (247, 47360), (256, 45695), (260, 44992), (296, 39520), (304, 38480), (320, 36556), (370, 31616), (380, 30784), (416, 28120), (481, 24320), (494, 23680), (520, 22496), (592, 19760), (608, 19240), (640, 18278), (703, 16640), (740, 15808), (760, 15392), (832, 14060), (962, 12160), (988, 11840), (1040, 11248), (1184, 9880), (1216, 9620), (1235, 9472), (1280, 9139), (1406, 8320), (1480, 7904), (1520, 7696), (1664, 7030), (1924, 6080), (1976, 5920), (2080, 5624), (2368, 4940), (2405, 4864), (2432, 4810), (2470, 4736), (2812, 4160), (2960, 3952), (3040, 3848), (3328, 3515)]