39415040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 111259008

約数和(自身を除く): 71843968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 83, 106, 112, 128, 140, 160, 166, 212, 224, 256, 265, 280, 320, 332, 371, 415, 424, 448, 530, 560, 581, 640, 664, 742, 830, 848, 896, 1060, 1120, 1162, 1280, 1328, 1484, 1660, 1696, 1792, 1855, 2120, 2240, 2324, 2656, 2905, 2968, 3320, 3392, 3710, 4240, 4399, 4480, 4648, 5312, 5810, 5936, 6640, 6784, 7420, 8480, 8798, 8960, 9296, 10624, 11620, 11872, 13280, 13568, 14840, 16960, 17596, 18592, 21248, 21995, 23240, 23744, 26560, 29680, 30793, 33920, 35192, 37184, 43990, 46480, 47488, 53120, 59360, 61586, 67840, 70384, 74368, 87980, 92960, 94976, 106240, 118720, 123172, 140768, 148736, 153965, 175960, 185920, 237440, 246344, 281536, 307930, 351920, 371840, 474880, 492688, 563072, 615860, 703840, 743680, 985376, 1126144, 1231720, 1407680, 1970752, 2463440, 2815360, 3941504, 4926880, 5630720, 7883008, 9853760, 19707520, 39415040]

約数ペア:

[(1, 39415040), (2, 19707520), (4, 9853760), (5, 7883008), (7, 5630720), (8, 4926880), (10, 3941504), (14, 2815360), (16, 2463440), (20, 1970752), (28, 1407680), (32, 1231720), (35, 1126144), (40, 985376), (53, 743680), (56, 703840), (64, 615860), (70, 563072), (80, 492688), (83, 474880), (106, 371840), (112, 351920), (128, 307930), (140, 281536), (160, 246344), (166, 237440), (212, 185920), (224, 175960), (256, 153965), (265, 148736), (280, 140768), (320, 123172), (332, 118720), (371, 106240), (415, 94976), (424, 92960), (448, 87980), (530, 74368), (560, 70384), (581, 67840), (640, 61586), (664, 59360), (742, 53120), (830, 47488), (848, 46480), (896, 43990), (1060, 37184), (1120, 35192), (1162, 33920), (1280, 30793), (1328, 29680), (1484, 26560), (1660, 23744), (1696, 23240), (1792, 21995), (1855, 21248), (2120, 18592), (2240, 17596), (2324, 16960), (2656, 14840), (2905, 13568), (2968, 13280), (3320, 11872), (3392, 11620), (3710, 10624), (4240, 9296), (4399, 8960), (4480, 8798), (4648, 8480), (5312, 7420), (5810, 6784), (5936, 6640)]