2017100420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:765

約数の個数: 96

約数和(自身を含む): 4567207680

約数和(自身を除く): 2550107260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 173, 190, 244, 305, 346, 380, 503, 610, 692, 865, 1006, 1159, 1220, 1730, 2012, 2318, 2515, 3287, 3460, 4636, 5030, 5795, 6574, 9557, 10060, 10553, 11590, 13148, 16435, 19114, 21106, 23180, 30683, 32870, 38228, 42212, 47785, 52765, 61366, 65740, 87019, 95570, 105530, 122732, 153415, 174038, 191140, 200507, 211060, 306830, 348076, 401014, 435095, 582977, 613660, 802028, 870190, 1002535, 1165954, 1653361, 1740380, 2005070, 2331908, 2914885, 3306722, 4010140, 5308159, 5829770, 6613444, 8266805, 10616318, 11659540, 16533610, 21232636, 26540795, 33067220, 53081590, 100855021, 106163180, 201710042, 403420084, 504275105, 1008550210, 2017100420]

約数ペア:

[(1, 2017100420), (2, 1008550210), (4, 504275105), (5, 403420084), (10, 201710042), (19, 106163180), (20, 100855021), (38, 53081590), (61, 33067220), (76, 26540795), (95, 21232636), (122, 16533610), (173, 11659540), (190, 10616318), (244, 8266805), (305, 6613444), (346, 5829770), (380, 5308159), (503, 4010140), (610, 3306722), (692, 2914885), (865, 2331908), (1006, 2005070), (1159, 1740380), (1220, 1653361), (1730, 1165954), (2012, 1002535), (2318, 870190), (2515, 802028), (3287, 613660), (3460, 582977), (4636, 435095), (5030, 401014), (5795, 348076), (6574, 306830), (9557, 211060), (10060, 200507), (10553, 191140), (11590, 174038), (13148, 153415), (16435, 122732), (19114, 105530), (21106, 95570), (23180, 87019), (30683, 65740), (32870, 61366), (38228, 52765), (42212, 47785)]