419687940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{20393}}^1$

素因数の和:20426

約数の個数: 96

約数和(自身を含む): 1370476800

約数和(自身を除く): 950788860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 20393, 20580, 40786, 61179, 81572, 101965, 122358, 142751, 203930, 244716, 285502, 305895, 407860, 428253, 571004, 611790, 713755, 856506, 999257, 1223580, 1427510, 1713012, 1998514, 2141265, 2855020, 2997771, 3997028, 4282530, 4996285, 5995542, 6994799, 8565060, 9992570, 11991084, 13989598, 14988855, 19985140, 20984397, 27979196, 29977710, 34973995, 41968794, 59955420, 69947990, 83937588, 104921985, 139895980, 209843970, 419687940]

約数ペア:

[(1, 419687940), (2, 209843970), (3, 139895980), (4, 104921985), (5, 83937588), (6, 69947990), (7, 59955420), (10, 41968794), (12, 34973995), (14, 29977710), (15, 27979196), (20, 20984397), (21, 19985140), (28, 14988855), (30, 13989598), (35, 11991084), (42, 9992570), (49, 8565060), (60, 6994799), (70, 5995542), (84, 4996285), (98, 4282530), (105, 3997028), (140, 2997771), (147, 2855020), (196, 2141265), (210, 1998514), (245, 1713012), (294, 1427510), (343, 1223580), (420, 999257), (490, 856506), (588, 713755), (686, 611790), (735, 571004), (980, 428253), (1029, 407860), (1372, 305895), (1470, 285502), (1715, 244716), (2058, 203930), (2940, 142751), (3430, 122358), (4116, 101965), (5145, 81572), (6860, 61179), (10290, 40786), (20393, 20580)]