395458420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{3391}}^1$

素因数の和:3438

約数の個数: 96

約数和(自身を含む): 1025740800

約数和(自身を除く): 630282380

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 686, 833, 980, 1190, 1372, 1666, 1715, 2380, 3332, 3391, 3430, 4165, 5831, 6782, 6860, 8330, 11662, 13564, 16660, 16955, 23324, 23737, 29155, 33910, 47474, 57647, 58310, 67820, 94948, 115294, 116620, 118685, 166159, 230588, 237370, 288235, 332318, 403529, 474740, 576470, 664636, 807058, 830795, 1152940, 1163113, 1614116, 1661590, 2017645, 2326226, 2824703, 3323180, 4035290, 4652452, 5649406, 5815565, 8070580, 11298812, 11631130, 14123515, 19772921, 23262260, 28247030, 39545842, 56494060, 79091684, 98864605, 197729210, 395458420]

約数ペア:

[(1, 395458420), (2, 197729210), (4, 98864605), (5, 79091684), (7, 56494060), (10, 39545842), (14, 28247030), (17, 23262260), (20, 19772921), (28, 14123515), (34, 11631130), (35, 11298812), (49, 8070580), (68, 5815565), (70, 5649406), (85, 4652452), (98, 4035290), (119, 3323180), (140, 2824703), (170, 2326226), (196, 2017645), (238, 1661590), (245, 1614116), (340, 1163113), (343, 1152940), (476, 830795), (490, 807058), (595, 664636), (686, 576470), (833, 474740), (980, 403529), (1190, 332318), (1372, 288235), (1666, 237370), (1715, 230588), (2380, 166159), (3332, 118685), (3391, 116620), (3430, 115294), (4165, 94948), (5831, 67820), (6782, 58310), (6860, 57647), (8330, 47474), (11662, 33910), (13564, 29155), (16660, 23737), (16955, 23324)]