2007979430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{557}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 3876180480

約数和(自身を除く): 1868201050

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 401, 557, 802, 899, 1114, 1798, 2005, 2785, 4010, 4495, 5570, 8990, 11629, 12431, 16153, 17267, 23258, 24862, 32306, 34534, 58145, 62155, 80765, 86335, 116290, 124310, 161530, 172670, 223357, 360499, 446714, 500743, 720998, 1001486, 1116785, 1802495, 2233570, 2503715, 3604990, 5007430, 6477353, 6924067, 12954706, 13848134, 32386765, 34620335, 64773530, 69240670, 200797943, 401595886, 1003989715, 2007979430]

約数ペア:

[(1, 2007979430), (2, 1003989715), (5, 401595886), (10, 200797943), (29, 69240670), (31, 64773530), (58, 34620335), (62, 32386765), (145, 13848134), (155, 12954706), (290, 6924067), (310, 6477353), (401, 5007430), (557, 3604990), (802, 2503715), (899, 2233570), (1114, 1802495), (1798, 1116785), (2005, 1001486), (2785, 720998), (4010, 500743), (4495, 446714), (5570, 360499), (8990, 223357), (11629, 172670), (12431, 161530), (16153, 124310), (17267, 116290), (23258, 86335), (24862, 80765), (32306, 62155), (34534, 58145)]