28979340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 89159616

約数和(自身を除く): 60180276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 701, 780, 795, 1060, 1378, 1402, 1590, 2067, 2103, 2756, 2804, 3180, 3445, 3505, 4134, 4206, 6890, 7010, 8268, 8412, 9113, 10335, 10515, 13780, 14020, 18226, 20670, 21030, 27339, 36452, 37153, 41340, 42060, 45565, 54678, 74306, 91130, 109356, 111459, 136695, 148612, 182260, 185765, 222918, 273390, 371530, 445836, 482989, 546780, 557295, 743060, 965978, 1114590, 1448967, 1931956, 2229180, 2414945, 2897934, 4829890, 5795868, 7244835, 9659780, 14489670, 28979340]

約数ペア:

[(1, 28979340), (2, 14489670), (3, 9659780), (4, 7244835), (5, 5795868), (6, 4829890), (10, 2897934), (12, 2414945), (13, 2229180), (15, 1931956), (20, 1448967), (26, 1114590), (30, 965978), (39, 743060), (52, 557295), (53, 546780), (60, 482989), (65, 445836), (78, 371530), (106, 273390), (130, 222918), (156, 185765), (159, 182260), (195, 148612), (212, 136695), (260, 111459), (265, 109356), (318, 91130), (390, 74306), (530, 54678), (636, 45565), (689, 42060), (701, 41340), (780, 37153), (795, 36452), (1060, 27339), (1378, 21030), (1402, 20670), (1590, 18226), (2067, 14020), (2103, 13780), (2756, 10515), (2804, 10335), (3180, 9113), (3445, 8412), (3505, 8268), (4134, 7010), (4206, 6890)]