2805990420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{88741}}^1$

素因数の和:88801

約数の個数: 96

約数和(自身を含む): 8587385856

約数和(自身を除く): 5781395436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 930, 1020, 1054, 1581, 1860, 2108, 2635, 3162, 5270, 6324, 7905, 10540, 15810, 31620, 88741, 177482, 266223, 354964, 443705, 532446, 887410, 1064892, 1331115, 1508597, 1774820, 2662230, 2750971, 3017194, 4525791, 5324460, 5501942, 6034388, 7542985, 8252913, 9051582, 11003884, 13754855, 15085970, 16505826, 18103164, 22628955, 27509710, 30171940, 33011652, 41264565, 45257910, 46766507, 55019420, 82529130, 90515820, 93533014, 140299521, 165058260, 187066028, 233832535, 280599042, 467665070, 561198084, 701497605, 935330140, 1402995210, 2805990420]

約数ペア:

[(1, 2805990420), (2, 1402995210), (3, 935330140), (4, 701497605), (5, 561198084), (6, 467665070), (10, 280599042), (12, 233832535), (15, 187066028), (17, 165058260), (20, 140299521), (30, 93533014), (31, 90515820), (34, 82529130), (51, 55019420), (60, 46766507), (62, 45257910), (68, 41264565), (85, 33011652), (93, 30171940), (102, 27509710), (124, 22628955), (155, 18103164), (170, 16505826), (186, 15085970), (204, 13754855), (255, 11003884), (310, 9051582), (340, 8252913), (372, 7542985), (465, 6034388), (510, 5501942), (527, 5324460), (620, 4525791), (930, 3017194), (1020, 2750971), (1054, 2662230), (1581, 1774820), (1860, 1508597), (2108, 1331115), (2635, 1064892), (3162, 887410), (5270, 532446), (6324, 443705), (7905, 354964), (10540, 266223), (15810, 177482), (31620, 88741)]