7135516420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{42743}}^1$

素因数の和:43260

約数の個数: 48

約数和(自身を含む): 15898716288

約数和(自身を除く): 8763199868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 491, 982, 1964, 2455, 4910, 8347, 9820, 16694, 33388, 41735, 42743, 83470, 85486, 166940, 170972, 213715, 427430, 726631, 854860, 1453262, 2906524, 3633155, 7266310, 14532620, 20986813, 41973626, 83947252, 104934065, 209868130, 356775821, 419736260, 713551642, 1427103284, 1783879105, 3567758210, 7135516420]

約数ペア:

[(1, 7135516420), (2, 3567758210), (4, 1783879105), (5, 1427103284), (10, 713551642), (17, 419736260), (20, 356775821), (34, 209868130), (68, 104934065), (85, 83947252), (170, 41973626), (340, 20986813), (491, 14532620), (982, 7266310), (1964, 3633155), (2455, 2906524), (4910, 1453262), (8347, 854860), (9820, 726631), (16694, 427430), (33388, 213715), (41735, 170972), (42743, 166940), (83470, 85486)]