2455860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 7626528

約数和(自身を除く): 5170668

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 61, 66, 110, 122, 132, 165, 183, 220, 244, 305, 330, 366, 610, 660, 671, 732, 915, 1220, 1342, 1830, 2013, 2684, 3355, 3660, 3721, 4026, 6710, 7442, 8052, 10065, 11163, 13420, 14884, 18605, 20130, 22326, 37210, 40260, 40931, 44652, 55815, 74420, 81862, 111630, 122793, 163724, 204655, 223260, 245586, 409310, 491172, 613965, 818620, 1227930, 2455860]

約数ペア:

[(1, 2455860), (2, 1227930), (3, 818620), (4, 613965), (5, 491172), (6, 409310), (10, 245586), (11, 223260), (12, 204655), (15, 163724), (20, 122793), (22, 111630), (30, 81862), (33, 74420), (44, 55815), (55, 44652), (60, 40931), (61, 40260), (66, 37210), (110, 22326), (122, 20130), (132, 18605), (165, 14884), (183, 13420), (220, 11163), (244, 10065), (305, 8052), (330, 7442), (366, 6710), (610, 4026), (660, 3721), (671, 3660), (732, 3355), (915, 2684), (1220, 2013), (1342, 1830)]