4010487980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157769}}^1$

素因数の和:157850

約数の個数: 48

約数和(自身を含む): 8905800960

約数和(自身を除く): 4895312980

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 12710, 25420, 157769, 315538, 631076, 788845, 1577690, 3155380, 4890839, 6468529, 9781678, 12937058, 19563356, 24454195, 25874116, 32342645, 48908390, 64685290, 97816780, 129370580, 200524399, 401048798, 802097596, 1002621995, 2005243990, 4010487980]

約数ペア:

[(1, 4010487980), (2, 2005243990), (4, 1002621995), (5, 802097596), (10, 401048798), (20, 200524399), (31, 129370580), (41, 97816780), (62, 64685290), (82, 48908390), (124, 32342645), (155, 25874116), (164, 24454195), (205, 19563356), (310, 12937058), (410, 9781678), (620, 6468529), (820, 4890839), (1271, 3155380), (2542, 1577690), (5084, 788845), (6355, 631076), (12710, 315538), (25420, 157769)]