4028215940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{919}}^1$

素因数の和:1305

約数の個数: 96

約数和(自身を含む): 9792921600

約数和(自身を除く): 5764705660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 239, 262, 478, 524, 655, 917, 919, 956, 1195, 1310, 1673, 1834, 1838, 2390, 2620, 3346, 3668, 3676, 4585, 4595, 4780, 6433, 6692, 8365, 9170, 9190, 12866, 16730, 18340, 18380, 25732, 31309, 32165, 33460, 62618, 64330, 120389, 125236, 128660, 156545, 219163, 219641, 240778, 313090, 438326, 439282, 481556, 601945, 626180, 842723, 876652, 878564, 1095815, 1098205, 1203890, 1537487, 1685446, 2191630, 2196410, 2407780, 3074974, 3370892, 4213615, 4383260, 4392820, 6149948, 7687435, 8427230, 15374870, 16854460, 28772971, 30749740, 57545942, 115091884, 143864855, 201410797, 287729710, 402821594, 575459420, 805643188, 1007053985, 2014107970, 4028215940]

約数ペア:

[(1, 4028215940), (2, 2014107970), (4, 1007053985), (5, 805643188), (7, 575459420), (10, 402821594), (14, 287729710), (20, 201410797), (28, 143864855), (35, 115091884), (70, 57545942), (131, 30749740), (140, 28772971), (239, 16854460), (262, 15374870), (478, 8427230), (524, 7687435), (655, 6149948), (917, 4392820), (919, 4383260), (956, 4213615), (1195, 3370892), (1310, 3074974), (1673, 2407780), (1834, 2196410), (1838, 2191630), (2390, 1685446), (2620, 1537487), (3346, 1203890), (3668, 1098205), (3676, 1095815), (4585, 878564), (4595, 876652), (4780, 842723), (6433, 626180), (6692, 601945), (8365, 481556), (9170, 439282), (9190, 438326), (12866, 313090), (16730, 240778), (18340, 219641), (18380, 219163), (25732, 156545), (31309, 128660), (32165, 125236), (33460, 120389), (62618, 64330)]